One canned juice drink is 15% orange juice, another is 10% orange juice. How many liters...
How many liters of a 10% aqueous mixture must be mixed with
another part that is 20% to have 50 liters of a 16% solution?
a) 10 L al 10% y 40 L al 20% b) 20 L al 10% y 30 L al 20% c) 40 L al 10% y 10 L al 20% d) 12.5 L al 10% y 38.5 L al 20%